Harpe, Castel de
Harp Castle, Herpe
This may have been a castle of King Bagdemagus, since Lancelot and Meliagrant's stepsister joined her father here. Vulgate VII has the Damoiselle á La Harpe (below), a sister or cousin of Helaes de la Forest Perilleuse. This suggests a location in or near the Forest Perilous.
Harpe, Damoisele á la
She took Oriolz the Dane (Oriel de Sorionde) to heal him. She was either a sister or a cousin of Helaes de la Forest Perilleuse.
The name suggests she may have been castelaine of the Castle de la Harpe.